Xiaomi Mi Router 4A Gigabit Version is a must have device to increase the coverage area of your WiFi. Bearing walls, doors and windows are all known to weaken the signal strength of router. The device comes with four powerful high-gain external antennas that work to give wider coverage and better performance. You can easily use this device to improve the signal strength all over your house. Featuring transmission rate of up to 1167mbps, you get a stable connection throughout the WiFi range. The device is capable of supporting up to 128 devices. It is also compatible with Xiaomi router app that enables you to adjust settings for best experience. This compact and lightweight device is really easy to install and get going.